Phase separation in metallic glasses

DH Kim, WT Kim, ES Park, N Mattern… - Progress in Materials …, 2013 - Elsevier
Phase separation phenomena in metallic glass systems are reviewed. First, a brief
introduction to the enhanced glass forming ability and the phase separation in metallic glass …

Improvements in spinodal alloys from past to present

F Findik - Materials & Design, 2012 - Elsevier
Spinodal decomposition is regarded as small composition fluctuations over a large space,
while a classical nucleation process is categorized by large composition fluctuations over a …

Primary and secondary phase separation in Cu–Zr–Al bulk metallic glass by control of quenching conditions

Y Zhang, S Ren, S Sohrabi, J Ma - Intermetallics, 2023 - Elsevier
Here, we report primary and secondary nanoscale phase separation in Cu 46 Zr 46 Al 8
(at.%) bulk metallic glass (BMG) achieved by altering the casting temperature. The BMG …

Stimulation of shear-transformation zones in metallic glasses by cryogenic thermal cycling

CM Meylan, F Papparotto, S Nachum, J Orava… - Journal of Non …, 2020 - Elsevier
Cryogenic thermal cycling (CTC, between room temperature and 77 K) of a (Cu, Zr)-based
bulk metallic glass (MG) leads to substantial reductions in the initial yield load F y observed …

Icosahedra clustering and short range order in Ni-Nb-Zr amorphous membranes

S Sarker, D Isheim, G King, Q An, D Chandra… - Scientific reports, 2018 - nature.com
Abstract Crystalline Pd/Pd-Ag membranes are widely used for hydrogen separation from
CO2 and other gases in power generation applications. To substitute these high cost noble …

Changes in short-and medium-range order in metallic liquids during undercooling

MJ Kramer, M Li - MRS Bulletin, 2020 - cambridge.org
It has been widely speculated that dominant motifs, such as short-range icosahedral order,
can influence glass formation and the properties of glasses. Experimental data on both …

Thermodynamic modeling and composition design for the formation of Zr–Ti–Cu–Ni–Al high entropy bulk metallic glasses

KSNS Idury, BS Murty, J Bhatt - Intermetallics, 2015 - Elsevier
This work explores the idea of predicting metallic glass forming composition in a multi
component alloy for which an equilibrium phase diagram is yet to be deciphered. Deep …

Pushing the Boundaries of Multicomponent Alloy Nanostructures: Hybrid Approach of Liquid Phase Separation and Selective Leaching Processes

J Kim, JY Kim, ES Park - Accounts of Chemical Research, 2022 - ACS Publications
Conspectus Alloying, or mixing of multiple metallic elements, is the classical way of novel
materials development since the Bronze age. Increased numbers of principal elements …

Effects of Y addition on structural and mechanical properties of CuZrAl bulk metallic glass

H XU, Y DU, D Yu - Transactions of Nonferrous Metals Society of China, 2012 - Elsevier
The effects of Y addition on the structural and mechanical properties of CuZrAl bulk metallic
glass (BMG) were studied. The results show that the glass forming ability of CuZrAl system is …

Formation of two-glassy-phase bulk metallic glass in Zr-Co-Al-Y immiscible system

J Zhu, M Yang, C Wang, S Yang, J Han, G Xie… - Journal of Alloys and …, 2019 - Elsevier
Liquid phase separation phenomenon presents a unique opportunity to design two-glassy-
phase bulk metallic glass (BMG). In this work, two-glassy-phase Zr 56-x Co 28 Al 16 Y x (x …